專業線管橋架(jia)制造25年,行業創新者
專業線(xian)管(guan)橋架制造25年,行業創(chuang)新者(zhe)
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無論(lun)是(shi)在生(sheng)活(huo)中(zhong)(zhong)還是(shi)在一些(xie)工業消費過(guo)程(cheng)中(zhong)(zhong),我們都會(hui)使用(yong)(yong)大小管(guan)道,但根據材料(liao)的(de)不同(tong),其應用(yong)(yong)方式(shi)也不盡相(xiang)同(tong),就像有些(xie)人(ren)(ren)常用(yong)(yong)的(de)金屬穿線(xian)管(guan)一樣,并不是(shi)每個人(ren)(ren)都能(neng)在日常生(sheng)活(huo)中(zhong)(zhong)使用(yong)(yong),但在某些(xie)工廠也會(hui)用(yong)(yong)到,但是(shi)這種管(guan)路的(de)長(chang)度有點太長(chang),人(ren)(ren)們在使用(yong)(yong)過(guo)程(cheng)中(zhong)(zhong)停止螺(luo)紋的(de)需求(qiu),就會(hui)構成(cheng)現在他們所說的(de)螺(luo)紋管(guan),現在我們就為大家詳細介紹一下金屬穿線(xian)管(guan)的(de)穿線(xian)辦法。
金(jin)屬穿(chuan)線管穿(chuan)線的方法介紹
1、不同(tong)(tong)回(hui)路(lu)(lu)(lu)、不同(tong)(tong)電(dian)壓、交、直流導線不得穿在同(tong)(tong)一管(guan)內,但下列情況除外:額(e)定(ding)電(dian)壓小于50V的(de)電(dian)路(lu)(lu)(lu);同(tong)(tong)一設備或同(tong)(tong)一流水線設備的(de)電(dian)源電(dian)路(lu)(lu)(lu)和無特(te)殊抗干擾(rao)要求的(de)控(kong)制(zhi)電(dian)路(lu)(lu)(lu);同(tong)(tong)一盞(zhan)燈籠的(de)幾個圈(quan);照(zhao)明相似的(de)幾個圈(quan);但燈管(guan)內的(de)導線總數不應超(chao)過8根。
2、當導(dao)(dao)線(xian)(xian)(xian)數(shu)量較多或導(dao)(dao)線(xian)(xian)(xian)截面(mian)較大時(shi),可將(jiang)導(dao)(dao)線(xian)(xian)(xian)前部的(de)絕緣層剪斷,然后將(jiang)線(xian)(xian)(xian)芯交(jiao)錯(cuo)排列在皮帶線(xian)(xian)(xian)上,用(yong)扎線(xian)(xian)(xian)纏繞。使接合處(chu)形成平滑的(de)錐形過渡(du),以便于穿(chuan)線(xian)(xian)(xian)。同(tong)一(yi)交(jiao)流回(hui)路(lu)的(de)導(dao)(dao)線(xian)(xian)(xian)必須穿(chuan)在同(tong)一(yi)管內(nei)。
3、當(dang)管道(dao)較(jiao)(jiao)長或(huo)轉彎(wan)較(jiao)(jiao)多時,同時要在(zai)管內(nei)穿入適量(liang)滑石(shi)粉(fen)。當(dang)導線(xian)(xian)數量(liang)相對較(jiao)(jiao)少時,如(ru)2~3根導線(xian)(xian),可將(jiang)導線(xian)(xian)前部的(de)絕(jue)緣層剪(jian)斷,然后將(jiang)線(xian)(xian)芯直接與導線(xian)(xian)一起(qi)插入線(xian)(xian)圈內(nei)并(bing)縮回壓緊(jin)、綁扎牢(lao)固(gu),使綁扎處形(xing)成(cheng)平滑的(de)錐形(xing)過渡部分。
4、導(dao)線(xian)(xian)(xian)(xian)(xian)切斷時,導(dao)線(xian)(xian)(xian)(xian)(xian)的(de)預留(liu)(liu)(liu)長(chang)(chang)(chang)度(du)應按以下(xia)四種(zhong)情況考(kao)慮:接線(xian)(xian)(xian)(xian)(xian)盒(he)、開關箱(xiang)(xiang)、插座盒(he)、燈座盒(he)內的(de)導(dao)線(xian)(xian)(xian)(xian)(xian)預留(liu)(liu)(liu)長(chang)(chang)(chang)度(du)應為(wei)15cm。配電箱(xiang)(xiang)內導(dao)線(xian)(xian)(xian)(xian)(xian)預留(liu)(liu)(liu)長(chang)(chang)(chang)度(du)為(wei)配電箱(xiang)(xiang)周長(chang)(chang)(chang)的(de)1/2。出線(xian)(xian)(xian)(xian)(xian)預留(liu)(liu)(liu)長(chang)(chang)(chang)度(du)為(wei)1.5m,普通線(xian)(xian)(xian)(xian)(xian)在分支處,直接穿線(xian)(xian)(xian)(xian)(xian),不切斷導(dao)線(xian)(xian)(xian)(xian)(xian)。
5、導(dao)(dao)線在(zai)變形縫中,補償安裝應主動進(jin)行。導(dao)(dao)線應有一定的冗余度。垂直管內敷設的導(dao)(dao)線,超過下列長度時,應在(zai)管口和接線盒(he)處固定;截面積(ji)為(wei)(wei)50mm2的導(dao)(dao)線為(wei)(wei)30m;70mm2的導(dao)(dao)線為(wei)(wei)20m,180~240mm2的導(dao)(dao)線為(wei)(wei)18m。
金屬穿線(xian)管穿線(xian)的方(fang)法(fa)看(kan)似復雜(za),但只要循(xun)序漸進,就(jiu)能(neng)快速完成(cheng)穿線(xian)過程。以上(shang)就(jiu)是關于金屬穿線(xian)管穿線(xian)方(fang)法(fa)技巧的相關介紹。
購買金屬(shu)穿線管、鍍鋅線管,,歡迎聯(lian)系深圳(zhen)億(yi)富興。
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